Dev Builds » 20230325-0825

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 7. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games Wins Losses Draws Elo
ncm-et-3 09:38:09 1959243 3340 2869 5 466 +446.03 +/- 15.78
ncm-et-4 09:38:19 1950385 3336 2848 6 482 +438.85 +/- 15.52
ncm-et-9 09:38:36 1951078 3313 2825 1 487 +439.46 +/- 15.42
ncm-et-10 09:38:46 1952576 3317 2826 3 488 +437.78 +/- 15.41
ncm-et-13 09:38:33 1955547 3352 2881 8 463 +445.52 +/- 15.85
ncm-et-15 09:38:32 1957532 3342 2871 6 465 +445.75 +/- 15.8
20000 17120 29 2851 +442.21 +/- 6.37

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
180806 ncm-et-9 2023-03-26 06:39 00:54:06 1950244 313 264 0 49 +428.38 +/- 49.49
180805 ncm-et-10 2023-03-26 06:38 00:54:25 1953442 317 276 0 41 +464.1 +/- 54.47
180804 ncm-et-4 2023-03-26 06:34 00:58:07 1958934 336 286 1 49 +434.21 +/- 49.65
180803 ncm-et-3 2023-03-26 06:34 00:58:18 1963410 340 290 1 49 +436.43 +/- 49.65
180802 ncm-et-15 2023-03-26 06:33 00:59:37 1956998 342 297 0 45 +460.91 +/- 51.85
180800 ncm-et-13 2023-03-26 06:31 01:01:02 1950121 352 307 0 45 +466.26 +/- 51.87
180786 ncm-et-10 2023-03-26 05:10 01:27:07 1946552 500 427 1 72 +438.95 +/- 40.66
180785 ncm-et-9 2023-03-26 05:10 01:27:25 1933056 500 431 0 69 +452.04 +/- 41.5
180784 ncm-et-4 2023-03-26 05:08 01:25:55 1958094 500 428 0 72 +444.08 +/- 40.59
180783 ncm-et-3 2023-03-26 05:06 01:27:03 1954684 500 421 1 78 +424.28 +/- 38.99
180782 ncm-et-13 2023-03-26 05:06 01:25:05 1959422 500 419 4 77 +412.8 +/- 39.31
180781 ncm-et-15 2023-03-26 05:05 01:27:25 1952220 500 432 2 66 +449.35 +/- 42.58
180773 ncm-et-9 2023-03-26 03:43 01:26:22 1958478 500 431 0 69 +452.04 +/- 41.5
180772 ncm-et-10 2023-03-26 03:42 01:28:09 1952710 500 433 0 67 +457.52 +/- 42.15
180771 ncm-et-4 2023-03-26 03:41 01:26:05 1960166 500 426 2 72 +433.94 +/- 40.69
180770 ncm-et-13 2023-03-26 03:41 01:24:13 1968755 500 427 1 72 +438.95 +/- 40.66
180769 ncm-et-3 2023-03-26 03:40 01:25:54 1962251 500 432 0 68 +454.76 +/- 41.82
180768 ncm-et-15 2023-03-26 03:37 01:27:29 1953462 500 419 1 80 +419.61 +/- 38.47
180760 ncm-et-9 2023-03-26 02:15 01:27:20 1953901 500 425 0 75 +436.43 +/- 39.73
180759 ncm-et-13 2023-03-26 02:14 01:25:44 1967241 500 429 1 70 +444.09 +/- 41.26
180758 ncm-et-10 2023-03-26 02:14 01:27:02 1957878 500 424 0 76 +433.94 +/- 39.45
180757 ncm-et-4 2023-03-26 02:13 01:27:03 1939240 500 433 0 67 +457.52 +/- 42.15
180756 ncm-et-3 2023-03-26 02:12 01:26:43 1952551 500 440 0 60 +477.98 +/- 44.67
180755 ncm-et-15 2023-03-26 02:10 01:26:12 1964167 500 428 1 71 +441.5 +/- 40.95
180747 ncm-et-13 2023-03-26 00:47 01:27:12 1956204 500 435 1 64 +460.32 +/- 43.24
180746 ncm-et-9 2023-03-26 00:46 01:28:15 1954207 500 421 1 78 +424.28 +/- 38.99
180745 ncm-et-10 2023-03-26 00:46 01:27:11 1950408 500 425 0 75 +436.43 +/- 39.73
180744 ncm-et-4 2023-03-26 00:45 01:27:03 1958809 500 427 3 70 +433.94 +/- 41.3
180743 ncm-et-3 2023-03-26 00:45 01:26:44 1954811 500 424 2 74 +429.05 +/- 40.11
180742 ncm-et-15 2023-03-26 00:44 01:24:43 1965699 500 440 2 58 +471.92 +/- 45.55
180734 ncm-et-9 2023-03-25 23:19 01:26:44 1954831 500 426 0 74 +438.95 +/- 40.01
180733 ncm-et-13 2023-03-25 23:19 01:26:52 1952437 500 437 0 63 +468.95 +/- 43.54
180732 ncm-et-10 2023-03-25 23:18 01:27:20 1957107 500 426 0 74 +438.95 +/- 40.01
180731 ncm-et-15 2023-03-25 23:17 01:26:50 1952005 500 428 0 72 +444.08 +/- 40.59
180730 ncm-et-4 2023-03-25 23:17 01:27:58 1920048 500 416 0 84 +415.04 +/- 37.43
180729 ncm-et-3 2023-03-25 23:16 01:28:16 1957105 500 430 0 70 +449.35 +/- 41.19
180721 ncm-et-3 2023-03-25 21:50 01:25:11 1969892 500 432 1 67 +452.04 +/- 42.22
180720 ncm-et-15 2023-03-25 21:50 01:26:16 1958174 500 427 0 73 +441.5 +/- 40.29
180719 ncm-et-4 2023-03-25 21:50 01:26:08 1957407 500 432 0 68 +454.76 +/- 41.82
180718 ncm-et-9 2023-03-25 21:50 01:28:24 1952832 500 427 0 73 +441.5 +/- 40.29
180717 ncm-et-13 2023-03-25 21:50 01:28:25 1934653 500 427 1 72 +438.95 +/- 40.66
180716 ncm-et-10 2023-03-25 21:50 01:27:32 1949940 500 415 2 83 +408.38 +/- 37.78

Commit

Commit ID 587bc647d7d14b53d8625c4446006e23a4acd82a
Author MinetaS
Date 2023-03-25 08:25:49 UTC
Remove non_pawn_material in NNUE::evaluate After "Use NNUE complexity in search, retune related parameters" commit, the effect of non-pawn material adjustment has been nearly diminished. This patch removes pos.non_pawn_material as a simplification, which passed non-regression tests with both STC and LTC. Passed non-regression STC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 75152 W: 20030 L: 19856 D: 35266 Ptnml(0-2): 215, 8281, 20459, 8357, 264 https://tests.stockfishchess.org/tests/view/641ab471db43ab2ba6f7bc58 Passed non-regression LTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 193864 W: 51870 L: 51829 D: 90165 Ptnml(0-2): 86, 18968, 58794, 18987, 97 https://tests.stockfishchess.org/tests/view/641b4fe6db43ab2ba6f7db96 closes https://github.com/official-stockfish/Stockfish/pull/4461 Bench: 5020718
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